CN109236340B - Multi-angle support rod for tunnel support - Google Patents
Multi-angle support rod for tunnel support Download PDFInfo
- Publication number
- CN109236340B CN109236340B CN201811364059.3A CN201811364059A CN109236340B CN 109236340 B CN109236340 B CN 109236340B CN 201811364059 A CN201811364059 A CN 201811364059A CN 109236340 B CN109236340 B CN 109236340B
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- Prior art keywords
- rod
- rods
- hydraulic
- support
- angle
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- 244000309464 bull Species 0.000 abstract description 7
- 230000036642 wellbeing Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a multi-angle supporting rod for tunnel support, which comprises a bottom plate and a moving rod, wherein the supporting rod is arranged above the bottom plate, hydraulic rods are arranged on the left side and the right side of the supporting rod, the bottom end of each hydraulic rod is connected with a rotating shaft, the top end of each hydraulic rod is connected with a pressing plate, protruding points are arranged on the outer side of each pressing plate, the moving rod is positioned in the supporting rod, and tooth blocks are arranged on the outer side of the moving rod. The left and right sides of bracing piece all is provided with the hydraulic stem in this multi-angle bracing piece for tunnel support, and the hydraulic stem is connected with the bracing piece through the pivot, and rotatory handle drives the bull stick and rotates, and the bull stick drives perpendicular awl tooth and rotates, and perpendicular awl tooth drives flat awl tooth rotation, and the inside of flat awl tooth runs through there is the lead screw, and the lead screw is threaded connection with the movable rod, and flat awl tooth drives the lead screw rotation to make the movable rod reciprocate, and the junction of pivot and movable rod all is provided with tooth piece, thereby makes hydraulic rod rotation regulation angle.
Description
Technical Field
The invention relates to the technical field related to tunnel support, in particular to a multi-angle support rod for tunnel support.
Background
The tunnel is an engineering building embedded in the bottom layer, is a form of utilizing underground space by human beings, and when the tunnel is excavated in the early stage, the tunnel needs to be supported along with the progress of the excavation operation, so that surrounding rock collapse of the tunnel is prevented, and the safety of constructors is protected.
However, the existing supporting device for tunnel support cannot well adjust the angle, the supporting rod can only support at one point, the holding power of the supporting plate and the tunnel wall is insufficient, and the supporting force is not particularly good.
Therefore, we propose a multi-angle support bar for tunnel support so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a multi-angle support rod for tunnel support, which solves the problems that the existing support device for tunnel support in the market in the prior art can not well adjust the angle, the support rod can only support at one point, the holding power between the support plate and the tunnel wall is insufficient, and the support force is not particularly good.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a multi-angle bracing piece for tunnel support, includes bottom plate and movable rod, the top of bottom plate is provided with the bracing piece, and the left and right sides of bracing piece all is provided with the hydraulic stem, the bottom of hydraulic stem is connected with the pivot, and the top of hydraulic stem is connected with the clamp plate, the outside of clamp plate is provided with the bump, the movable rod is located the inside of bracing piece, and the outside of movable rod is provided with the tooth piece, the inside of movable rod runs through there is the lead screw, and the lead screw rotates to set up on the bottom plate, and the outside of lead screw is provided with flat bevel gear, flat bevel gear's right-hand being provided with perpendicular bevel gear, and perpendicular bevel gear's inside runs through there is the bull stick, the right-hand handle that is connected with of bull stick, and the inside of handle is run through there is the gag lever post.
Preferably, the hydraulic rods form a rotary structure with the support rods through a rotary shaft, the rotary angle of the hydraulic rods is 0-90 degrees, the number of the hydraulic rods is 4, and the 4 hydraulic rods are symmetrically installed around the longitudinal center line of the support rods.
Preferably, the outer side of the pressing plate is uniformly provided with convex points, and the pressing plate is hinged with the hydraulic rod.
Preferably, the outer side of the rotating shaft is provided with tooth blocks, and the number of the tooth blocks at the outer side of the rotating shaft is one fourth of the number of the tooth blocks at the outer side of the moving rod.
Preferably, the left side and the right side of the movable rod are uniformly provided with tooth blocks, the height of the movable rod is smaller than that of the supporting rod, and the movable rod is in threaded connection with the screw rod.
Preferably, the limiting rod penetrates through the handle to be connected with the limiting groove on the bottom plate, and the limiting rod is in threaded connection with the handle and the limiting groove.
Compared with the prior art, the invention has the beneficial effects that: the tunnel support is provided with a multi-angle support rod,
(1) The left side and the right side of the support rod are respectively provided with a hydraulic rod connected with the support rod through a rotating shaft, the handle is rotated to drive the rotating rod to rotate, the rotating rod drives the vertical bevel gear to rotate, the vertical bevel gear drives the flat bevel gear to rotate, the screw rod penetrates through the flat bevel gear, the screw rod is in threaded connection with the moving rod, the flat bevel gear drives the screw rod to rotate, so that the moving rod moves up and down, and tooth blocks are arranged at the joint of the rotating shaft and the moving rod, so that the hydraulic rod rotates to adjust the angle;
(2) The salient points are arranged on the outer side of the pressing plate, the hydraulic rod drives the pressing plate to move so as to support the tunnel, and the salient points on the outer side of the pressing plate can increase friction between the pressing plate and the tunnel, so that the pressing plate can better support the tunnel;
(3) The limiting rod penetrates through the handle and the limiting groove to be connected with the bottom plate, and the limiting rod is used for connecting the handle with the bottom plate to prevent the hydraulic rod from rotating automatically.
Drawings
FIG. 1 is a schematic view of the main section structure of the present invention;
FIG. 2 is a schematic diagram of a front view structure of the present invention;
FIG. 3 is a schematic view of a platen structure according to the present invention;
fig. 4 is a schematic view showing a sectional structure of the support rod according to the present invention.
In the figure: 1. a bottom plate; 2. a support rod; 3. a hydraulic rod; 4. a pressing plate; 5. a bump; 6. a rotating shaft; 7. a moving rod; 8. tooth blocks; 9. a screw rod; 10. flat bevel gears; 11. a vertical bevel gear; 12. a rotating rod; 13. a handle; 14. a limit rod; 15. and a limit groove.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a multi-angle bracing piece for tunnel support, including bottom plate 1, bracing piece 2, hydraulic stem 3, clamp plate 4, bump 5, pivot 6, movable rod 7, tooth piece 8, lead screw 9, flat bevel gear 10, perpendicular bevel gear 11, the bull stick 12, handle 13, gag lever post 14 and spacing groove 15, the top of bottom plate 1 is provided with bracing piece 2, and the left and right sides of bracing piece 2 all is provided with hydraulic stem 3, the bottom of hydraulic stem 3 is connected with pivot 6, and the top of hydraulic stem 3 is connected with clamp plate 4, the outside of clamp plate 4 is provided with bump 5, movable rod 7 is located the inside of bracing piece 2, and the outside of movable rod 7 is provided with tooth piece 8, the inside of movable rod 7 is run through and is provided with lead screw 9, lead screw 9 rotates and sets up on bottom plate 1, and the outside of lead screw 9 is provided with flat bevel gear 10, the right-hand of flat bevel gear 10 is provided with perpendicular bevel gear 11, and the inside of perpendicular bevel gear 11 is run through and is connected with handle 13, and the inside of handle 13 is run through and is provided with gag lever 14.
The hydraulic rods 3 and the support rods 2 form a rotating structure through the rotating shafts 6, the rotating angle of the hydraulic rods 3 is 0-90 degrees, the hydraulic rods 3 are provided with 4 hydraulic rods 3, the 4 hydraulic rods 3 are symmetrically installed on the longitudinal center line of the support rods 2, and the angle between the hydraulic rods 3 and the support rods 2 is adjusted, so that different angles of a tunnel can be supported.
The outside of clamp plate 4 is even is provided with bump 5, and clamp plate 4 is articulated with hydraulic stem 3 to be connected, and hydraulic stem 3 drives clamp plate 4 and removes, and clamp plate 4 supports the tunnel, and the frictional force between clamp plate 4 and the tunnel can be increased to bump 5 in clamp plate 4 outside for the holding power between clamp plate 4 and the tunnel increases, thereby carries out fine support to the tunnel.
The outside of pivot 6 is provided with tooth piece 8, and the 8 numbers of tooth piece in the pivot 6 outside are the quarter of the 8 numbers of tooth piece in the 7 outsides of movable rod, and movable rod 7 can drive pivot 6 and rotate to make hydraulic rod 3 rotatory, adjust the angle of hydraulic rod 3 and bracing piece 2.
The left and right sides of movable rod 7 evenly is provided with tooth piece 8, and the height of movable rod 7 is less than the height of bracing piece 2 to movable rod 7 is threaded connection with lead screw 9, and the rotation of lead screw 9 drives movable rod 7 and reciprocates, thereby makes movable rod 7 drive hydraulic stem 3 rotatory.
The limiting rod 14 penetrates through the handle 13 to be connected with the limiting groove 15 on the bottom plate 1, the limiting rod 14 is in threaded connection with the handle 13 and the limiting groove 15, and the limiting rod 14 is used for connecting the handle 13 with the bottom plate 1 to prevent the hydraulic rod 3 from rotating automatically.
Working principle: when using this tunnel support to use multi-angle bracing piece, firstly, the user moves whole device to the work area in earlier, according to fig. 1-4, place the device steadily in the region that needs to support through bottom plate 1, the left and right sides of bracing piece 2 all is provided with hydraulic stem 3, hydraulic stem 3 is connected with bracing piece 2 through pivot 6, the junction of pivot 6 and movable rod 7 all is provided with tooth piece 8, rotatory handle 13, handle 13 drives the bull stick 12 and rotates, bull stick 12 drives perpendicular bevel gear 11 and rotates, perpendicular bevel gear 11 drives flat bevel gear 10 and rotates, the inside of flat bevel gear 10 runs through lead screw 9, lead screw 9 and movable rod 7 are threaded connection, flat bevel gear 10 drives lead screw 9 and rotates, thereby make movable rod 7 reciprocate, and then make hydraulic stem 3 rotatory angle regulation, adjust suitable angle with hydraulic stem 3, stop rotating handle 13, run through handle 13 in the limiting groove 15 in the bottom plate 1 with hydraulic stem 3, the top of hydraulic stem 3 is connected with 4, the outside of clamp plate 4 is provided with 5, hydraulic stem 3 drives clamp plate 4 and carries out the clamp plate 4, the clamp plate 4 moves down, the clamp plate 4 carries out the well-being carried out the technical description in the technical field of the prior art who supports clamp plate 4, the well-being carried out in the technical field of the prior art.
What is not described in detail in this specification belongs to the prior art known to those skilled in the art, and it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the protection of the present invention.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a tunnel is multi-angle bracing piece for support, includes bottom plate (1) and movable rod (7), its characterized in that: the automatic lifting device is characterized in that a supporting rod (2) is arranged above the bottom plate (1), hydraulic rods (3) are arranged on the left side and the right side of the supporting rod (2), a rotating shaft (6) is connected to the bottom end of the hydraulic rods (3), pressing plates (4) are connected to the top ends of the hydraulic rods (3), protruding points (5) are arranged on the outer sides of the pressing plates (4), moving rods (7) are located inside the supporting rod (2), tooth blocks (8) are arranged on the outer sides of the moving rods (7), screw rods (9) penetrate through the moving rods (7), the screw rods (9) are rotatably arranged on the bottom plate (1), flat bevel gears (10) are arranged on the outer sides of the screw rods (9), vertical bevel gears (11) are arranged on the right sides of the flat bevel gears (10), rotating rods (12) penetrate through the inner portions of the vertical bevel gears (11), handles (13) are connected to the right sides of the rotating rods (12), and limit rods (14) penetrate through the inner portions of the handles (13).
The hydraulic rods (3) and the support rods (2) form a rotating structure through the rotating shafts (6), the rotating angle of the hydraulic rods (3) is 0-90 degrees, the number of the hydraulic rods (3) is 4, and the 4 hydraulic rods (3) are symmetrically installed around the longitudinal center line of the support rods (2);
the outer side of the rotating shaft (6) is provided with tooth blocks (8), and the number of the tooth blocks (8) on the outer side of the rotating shaft (6) is one fourth of the number of the tooth blocks (8) on the outer side of the moving rod (7);
tooth blocks (8) are uniformly arranged on the left side and the right side of the movable rod (7), the height of the movable rod (7) is smaller than that of the supporting rod (2), and the movable rod (7) is in threaded connection with the screw rod (9);
the limiting rod (14) penetrates through the handle (13) to be connected with the limiting groove (15) on the bottom plate (1), and the limiting rod (14) is in threaded connection with the handle (13) and the limiting groove (15).
2. The multi-angle support bar for tunnel support according to claim 1, wherein: salient points (5) are uniformly arranged on the outer side of the pressing plate (4), and the pressing plate (4) is hinged with the hydraulic rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811364059.3A CN109236340B (en) | 2018-11-16 | 2018-11-16 | Multi-angle support rod for tunnel support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811364059.3A CN109236340B (en) | 2018-11-16 | 2018-11-16 | Multi-angle support rod for tunnel support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109236340A CN109236340A (en) | 2019-01-18 |
| CN109236340B true CN109236340B (en) | 2023-10-17 |
Family
ID=65074883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811364059.3A Active CN109236340B (en) | 2018-11-16 | 2018-11-16 | Multi-angle support rod for tunnel support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109236340B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165230A (en) * | 2021-11-22 | 2022-03-11 | 徐长杰 | Prospecting engineering tunneling device with supporting structure |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU28192A1 (en) * | 1931-05-29 | 1932-11-30 | Д.Ю. Багузин | Mobile fixture for clearing faces |
| SU1566040A2 (en) * | 1988-07-11 | 1990-05-23 | Институт угля СО АН СССР | Support for strenghtening of mine working |
| CN202031619U (en) * | 2011-04-15 | 2011-11-09 | 山西大同大学 | Suspended mobile temporary supporting device of excavation roadway |
| CN205477696U (en) * | 2016-01-18 | 2016-08-17 | 安庆市华骐机械配件有限公司 | Supplementary strutting arrangement of coal face support |
| CN205743957U (en) * | 2016-06-14 | 2016-11-30 | 吴彬彬 | A kind of mineral building supporting apparatus |
| CN106285749A (en) * | 2016-08-30 | 2017-01-04 | 中国矿业大学(北京) | The advance support body of a kind of improvement and using method |
| CN108044617A (en) * | 2017-11-08 | 2018-05-18 | 江苏新光数控技术有限公司 | A kind of three axle robert |
| CN108397221A (en) * | 2018-04-19 | 2018-08-14 | 广州京海科技有限公司 | A kind of loess tunnel construction support device |
| CN207920647U (en) * | 2018-03-13 | 2018-09-28 | 哈尔滨铁道职业技术学院 | A kind of geotechnical engineering suspension device |
| CN108729939A (en) * | 2018-04-28 | 2018-11-02 | 中国矿业大学 | A kind of two degrees of freedom is threadingly advanced formula temporary support device |
-
2018
- 2018-11-16 CN CN201811364059.3A patent/CN109236340B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU28192A1 (en) * | 1931-05-29 | 1932-11-30 | Д.Ю. Багузин | Mobile fixture for clearing faces |
| SU1566040A2 (en) * | 1988-07-11 | 1990-05-23 | Институт угля СО АН СССР | Support for strenghtening of mine working |
| CN202031619U (en) * | 2011-04-15 | 2011-11-09 | 山西大同大学 | Suspended mobile temporary supporting device of excavation roadway |
| CN205477696U (en) * | 2016-01-18 | 2016-08-17 | 安庆市华骐机械配件有限公司 | Supplementary strutting arrangement of coal face support |
| CN205743957U (en) * | 2016-06-14 | 2016-11-30 | 吴彬彬 | A kind of mineral building supporting apparatus |
| CN106285749A (en) * | 2016-08-30 | 2017-01-04 | 中国矿业大学(北京) | The advance support body of a kind of improvement and using method |
| CN108044617A (en) * | 2017-11-08 | 2018-05-18 | 江苏新光数控技术有限公司 | A kind of three axle robert |
| CN207920647U (en) * | 2018-03-13 | 2018-09-28 | 哈尔滨铁道职业技术学院 | A kind of geotechnical engineering suspension device |
| CN108397221A (en) * | 2018-04-19 | 2018-08-14 | 广州京海科技有限公司 | A kind of loess tunnel construction support device |
| CN108729939A (en) * | 2018-04-28 | 2018-11-02 | 中国矿业大学 | A kind of two degrees of freedom is threadingly advanced formula temporary support device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109236340A (en) | 2019-01-18 |
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